.dynamic{
    border: 0;
    font-size: 14px;
    margin-bottom: 0;
    display: block;
}
.num{
    font-size: 12px;
    float: right;
    padding-right: 10px;
    margin-bottom: 0;
}
.course-wrap{
    padding: 10px;
    background-color: #fff;
    padding-right: 50px;
}
.tocourse-down{
    background-color: #f2f2f2;
    margin-top: 5px;
    overflow: hidden;
    padding: 5px;
}
.courseImg{
    width: 50px;
    height: 50px;
    float: left;
    margin-right: 5px;
}
.courseintro{
    line-height: 50px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 13px;
}
.push{
    width: 90%;
    margin: 0 auto;
    margin-top: 20px;
    height: 40px;
    line-height: 40px;
    text-align: center;
    color: #fff;
    background-color: #1abc9c;
    border-radius: 30px;
}
.option-detail{
    margin-top: 20px;
    padding: 11px 15px;
}
.option-detail p{
    font-size: 14px;
    color: #333;
}
.option-detail div{
    font-size: 12px;
    color: #666;
}
